Green Screen Distance Calculator
Calculate minimum subject-to-screen distance to avoid green spill.
Inputs
ft
mm
ft
ft
Results
Min Subject-Screen Distance
12 ft
Camera Distance (full body)11.2 ft
Total Room Depth23.2 ft
With Lighting Zone26.2 ft
How to Use This Calculator
- Enter Subject Width in feet — the widest part of your talent or prop.
- Input Lens Focal Length (mm) and Sensor Size to define your camera field of view.
- Set the number of Lighting Zones (1–3) — more zones reduce spill and hot spots.
- Read Min Subject-Screen Distance (ft) to ensure subjects stand far enough from the backdrop.
- Camera Distance (ft) gives the ideal lens-to-subject placement for a clean key.
- Total Room Depth (ft) is the minimum studio length needed to pull off the shoot.
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